Unconditional but Not Zero-Trust: Trust Leakage in Quantum Security Architectures
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| Natura: | Recurso digital |
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2025
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| _version_ | 1866901833057828864 |
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| author | Jassar, Mohamed |
| author_facet | Jassar, Mohamed |
| contents | <p>Quantum cryptographic and quantum computing </p> <p>security mechanisms are frequently described as uncondition-</p> <p>ally secure, relying on fundamental physical laws rather than</p> <p>computational hardness assumptions. However, unconditional</p> <p>security does not necessarily imply compliance with zero-trust</p> <p>security principles, which assume no implicit trust in system</p> <p>components, participants, or adversary models. This distinction</p> <p>remains insufficiently examined in existing literature.</p> <p>This paper investigates whether contemporary quantum secu-</p> <p>rity architectures satisfy zero-trust requirements at the protocol</p> <p>and architectural level. We present three conceptual simula-</p> <p>tions analyzing (i) binary trust decision failures in quantum</p> <p>key distribution, (ii) trust leakage under escalating quantum</p> <p>adversary capabilities, and (iii) insider resilience in a zero-trust</p> <p>quantum multi-party computation framework. All simulations</p> <p>intentionally exclude device imperfections, side-channel attacks,</p> <p>and human misconfiguration to isolate trust assumptions inherent</p> <p>to protocol design.</p> <p>Results demonstrate that quantum security mechanisms rely</p> <p>on implicit trust anchors, bounded adversary models, and delayed</p> <p>failure detection, leading to silent risk accumulation even under</p> <p>idealized conditions. While zero-trust–inspired quantum architec-</p> <p>tures significantly improve adversarial resilience and early risk</p> <p>awareness, they do not eliminate trust entirely.</p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_18065836 |
| institution | Zenodo |
| language | |
| publishDate | 2025 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Unconditional but Not Zero-Trust: Trust Leakage in Quantum Security Architectures Jassar, Mohamed Cryptography Quantum computers Hacking Pentesting <p>Quantum cryptographic and quantum computing </p> <p>security mechanisms are frequently described as uncondition-</p> <p>ally secure, relying on fundamental physical laws rather than</p> <p>computational hardness assumptions. However, unconditional</p> <p>security does not necessarily imply compliance with zero-trust</p> <p>security principles, which assume no implicit trust in system</p> <p>components, participants, or adversary models. This distinction</p> <p>remains insufficiently examined in existing literature.</p> <p>This paper investigates whether contemporary quantum secu-</p> <p>rity architectures satisfy zero-trust requirements at the protocol</p> <p>and architectural level. We present three conceptual simula-</p> <p>tions analyzing (i) binary trust decision failures in quantum</p> <p>key distribution, (ii) trust leakage under escalating quantum</p> <p>adversary capabilities, and (iii) insider resilience in a zero-trust</p> <p>quantum multi-party computation framework. All simulations</p> <p>intentionally exclude device imperfections, side-channel attacks,</p> <p>and human misconfiguration to isolate trust assumptions inherent</p> <p>to protocol design.</p> <p>Results demonstrate that quantum security mechanisms rely</p> <p>on implicit trust anchors, bounded adversary models, and delayed</p> <p>failure detection, leading to silent risk accumulation even under</p> <p>idealized conditions. While zero-trust–inspired quantum architec-</p> <p>tures significantly improve adversarial resilience and early risk</p> <p>awareness, they do not eliminate trust entirely.</p> |
| title | Unconditional but Not Zero-Trust: Trust Leakage in Quantum Security Architectures |
| topic | Cryptography Quantum computers Hacking Pentesting |
| url | https://doi.org/10.5281/zenodo.18065836 |